Oregon map, Rainbow Six Siege, tactical shooter game environment, abandoned building, dilapidated structure, wooden barricades, reinforced walls, barbed wire, security cameras, bomb sites, hostage room, control room, watchtower, indoor lighting, fluorescent lights, shadowy corners, dusty atmosphere, 3/4 view angle, realistic textures, HDR lighting, dynamic shadows, strategic layout, destructible surfaces, close-quarters combat, intense firefight, multiplayer map, strategic entry points, rappelling action, breach charges, drone scouting, tactical gear, operator gadgets, team-based operation, clear sight lines, cover positions, competitive gaming scene.